Alert archive / Ohio / Severe Thunderstorm Warnings in 2021

Severe Thunderstorm Warning 209, NWS Pittsburgh, PA

August 10, 2021Carroll County, Tuscarawas County, Ohio

NWS Pittsburgh, PA issued this severe thunderstorm warning at Aug 10, 2021, 11:28 AM EDT for Carroll County, Tuscarawas County, Ohio. It was in force for 32 min. 2 reports came from inside the area while it was in force.

The area

The outline as issued, with what was reported inside it.

The facts

Issued
Aug 10, 2021, 11:28 AM EDT (15:28 UTC)
Expired
Aug 10, 2021, 12:00 PM EDT
In force
32 min
Issued by
NWS Pittsburgh, PA
Area
Storm-based polygon
Hail
0.75 in
Wind
60.0 mph

Counties Carroll County, OH, Tuscarawas County, OH

The radar

The Pittsburgh radar (KPBZ), 94 km from the middle of the area, began a volume at 15:29 UTC, the scan nearest the moment this went out.

Open the radar archive at this moment

The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.

What was reported inside it

TimeReportWhereRemark
Aug 10, 11:45 AM EDTTSTM WND DMGMineral City, OHMULTIPLE TREES REPORTED DOWNED AROUND THE COMMUNITY.
Aug 10, 11:56 AM EDTTSTM WND DMGCarrollton, OHTREES AND LIMBS DOWN.

Local storm reports filed while the alert was in force, from inside its polygon or its counties.

The nearest sounding before it

Pittsburgh, PA (KPIT), launched 12:00Z, 3.5 hours before the alert went out and 106 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.

Skew-T log-pSkew-T log-p diagram, Pittsburgh, PA at 12:00Z on 2021-08-10Temperature and dew point through the depth of the atmosphere, with the mixed-layer parcel. CAPE 521 joules per kilogram.LCLLFCEL10008507005003002001001 km2 km3 km6 km9 km12 km15 km-30°-20°-10°10°20°30°40°
Temperature in red, dew point in green, the mixed-layer parcel dashed.
HodographHodograph, Pittsburgh, PA at 12:00Z on 2021-08-10The wind through the lowest 10 kilometers. Zero to 1 km storm-relative helicity 170 square meters per square second.1939Sfc1 km3 km6 km9 kmRMLM
The wind turning with height, colored by layer: ground to 1 km, 1 to 3 km, 3 to 6 km, 6 to 10 km.
Mixed-layer CAPE
521 J/kg
Mixed-layer CIN
-57 J/kg
Mixed-layer LCL
727 m above ground
0-6 km bulk shear
19 kt
0-1 km storm-relative helicity
170 m²/s²
0-3 km storm-relative helicity
155 m²/s²
Significant tornado parameter
0.0
Supercell composite
0.8

Open this sounding in Storm Lab

The text

As transmitted.

912 
WUUS51 KPBZ 101528
SVRPBZ
OHC019-157-101600-
/O.NEW.KPBZ.SV.W.0209.210810T1528Z-210810T1600Z/

BULLETIN - IMMEDIATE BROADCAST REQUESTED
Severe Thunderstorm Warning
National Weather Service Pittsburgh PA
1128 AM EDT Tue Aug 10 2021

The National Weather Service in Pittsburgh has issued a

* Severe Thunderstorm Warning for...
  Carroll County in east central Ohio...
  Northeastern Tuscarawas County in east central Ohio...

* Until noon EDT.

* At 1128 AM EDT, a severe thunderstorm was located near East Sparta,
  or near Dover, moving east at 30 mph.

  HAZARD...60 mph wind gusts.

  SOURCE...Radar indicated.

  IMPACT...Expect damage to trees and power lines, resulting in some 
           power outages.

* Locations impacted include...
  New Philadelphia, Dover, Carrollton, Augusta, Malvern, Bolivar,
  Mineral City, Dellroy, Sherrodsville, Parral, Zoar, and Atwood
  Lake.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

&&

LAT...LON 4065 8149 4066 8147 4067 8146 4067 8145
      4066 8144 4065 8145 4065 8124 4070 8124
      4069 8095 4043 8100 4043 8103 4052 8151
TIME...MOT...LOC 1528Z 278DEG 28KT 4060 8140 

HAIL THREAT...RADAR INDICATED
MAX HAIL SIZE...<.75 IN
WIND THREAT...RADAR INDICATED
MAX WIND GUST...60 MPH

$$
1 follow-up statement
169 
WWUS51 KPBZ 101540
SVSPBZ

Severe Weather Statement
National Weather Service Pittsburgh PA
1140 AM EDT Tue Aug 10 2021

OHC019-157-101600-
/O.CON.KPBZ.SV.W.0209.000000T0000Z-210810T1600Z/
Carroll OH-Tuscarawas OH-
1140 AM EDT Tue Aug 10 2021

...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL NOON EDT FOR
CARROLL AND NORTHEASTERN TUSCARAWAS COUNTIES...

At 1140 AM EDT, a severe thunderstorm was located over Dover, moving
east at 20 mph.

HAZARD...Wind gusts to 60 mph and quarter-size hail.

SOURCE...Radar.

IMPACT...Minor hail damage to vehicles is possible. Expect wind 
         damage to trees and power lines, resulting in some power 
         outages.

Locations impacted include...
New Philadelphia...               Dover...
Carrollton...                     Augusta...
Malvern...                        Bolivar...
Mineral City...                   Dellroy...
Sherrodsville...                  Parral...
Zoar...                           Atwood Lake...

This includes Interstate 77 in Ohio between mile markers 83 and 85,
and between
  mile markers 90 and 94.
 
PRECAUTIONARY/PREPAREDNESS ACTIONS...

Please report severe weather by calling 412-262-1988, posting to 
the NWS Pittsburgh Facebook page, or using Twitter @NWSPITTSBURGH. 

&&

LAT...LON 4065 8149 4066 8147 4067 8146 4067 8145
      4066 8144 4065 8145 4065 8124 4070 8124
      4069 8095 4043 8100 4043 8103 4052 8151
TIME...MOT...LOC 1540Z 273DEG 17KT 4055 8144 

HAIL...1.00IN
WIND...60MPH
 
$$

The office that day

Everything else NWS Pittsburgh, PA issued on the same UTC day.

IssuedProductOfficeCountiesLasted
Aug 10, 9:16 AM EDTSpecial Weather StatementPBZCoshocton29 min
Aug 10, 11:05 AM EDTSevere Thunderstorm WarningPBZTuscarawas25 min
Aug 10, 11:07 AM EDTSevere Thunderstorm WarningPBZCoshocton23 min
Aug 10, 11:30 AM EDTSevere Thunderstorm WarningPBZCoshocton, Tuscarawas30 min
Aug 10, 12:00 PM EDTSevere Thunderstorm WarningPBZCarroll, Columbiana, Coshocton, Harrison, Jefferson, Tuscarawas45 min
Aug 10, 12:07 PM EDTSpecial Weather StatementPBZGuernsey, Harrison, Muskingum, Noble53 min
Aug 10, 12:39 PM EDTSpecial Weather StatementPBZJefferson36 min
Aug 10, 12:42 PM EDTSpecial Weather StatementPBZHarrison33 min
Aug 10, 12:59 PM EDTSevere Thunderstorm WarningPBZBelmont, Guernsey, Harrison, Tuscarawas46 min
Aug 10, 1:44 PM EDTSevere Thunderstorm WarningPBZBelmont, Guernsey, Monroe, Noble31 min
Aug 10, 2:12 PM EDTSevere Thunderstorm WarningPBZBelmont, Guernsey, Monroe, Noble48 min
Aug 10, 2:47 PM EDTSevere Thunderstorm WarningPBZMonroe43 min
Aug 10, 3:31 PM EDTSpecial Weather StatementPBZMonroe29 min
Aug 10, 4:01 PM EDTSpecial Weather StatementPBZMonroe29 min
Aug 10, 4:17 PM EDTSevere Thunderstorm WarningPBZMonroe13 min

Nearby

Severe Thunderstorm Warnings in Ohio, 2021Every severe thunderstorm warning in 2021

Sources

The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; local storm reports from the same archive; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.